Added lspconfig and vim-go plugins

This is my first step setting up language server in neovim.

I am partially following the following:

https://www.youtube.com/watch?v=T32yqetyy8s

but am hoping to use neovim's built in language client rather than coc

.gitmodules

@@ -90,3 +90,9 @@
 [submodule "bundle/vim-cycle"]
 	path = bundle/vim-cycle
 	url = https://github.com/zef/vim-cycle
+[submodule "bundle/vim-go"]
+	path = bundle/vim-go
+	url = https://github.com/fatih/vim-go
+[submodule "bundle/nvim-lspconfig"]
+	path = bundle/nvim-lspconfig
+	url = https://github.com/neovim/nvim-lspconfig/

bundle/nvim-lspconfig

@@ -0,0 +1 @@
+Subproject commit 60133c47e0fd82556d7ca092546ebfa8d047466e

bundle/vim-go

@@ -0,0 +1 @@
+Subproject commit 9b9b527d61a6fe10a6d0c618cc0dd113b6aa7690